Mathematics, 28.06.2019 11:10 mem8163

Allegiant airlines charges a mean base fare of $89. in addition, the airline charges for making a reservation on its website, checking bags, and inflight beverages. these additional charges average $35 per passenger. suppose a random sample of 60 passengers is taken to determine the total cost of their flight on allegiant airlines. the population standard deviation of total flight cost is known to be $37. use z-table. a. what is the population mean cost per flight? $ b. what is the probability the sample mean will be within $10 of the population mean cost per flight (to 4 decimals)? c. what is the probability the sample mean will be within $5 of the population mean cost per flight (to 4 decimals)?

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 19:30

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?

Answers: 1

Answer

Mathematics, 22.06.2019 03:50

Arandom sample of n = 25 observations is taken from a n(µ, σ ) population. a 95% confidence interval for µ was calculated to be (42.16, 57.84). the researcher feels that this interval is too wide. you want to reduce the interval to a width at most 12 units. a) for a confidence level of 95%, calculate the smallest sample size needed. b) for a sample size fixed at n = 25, calculate the largest confidence level 100(1 − α)% needed.

Answers: 3

Answer

Mathematics, 22.06.2019 04:00

1.what effect does replacing x with x−4 have on the graph for the function f(x) ? f(x)=|x−6|+2 the graph is shifted 4 units up. the graph is shifted 4 units down. the graph is shifted 4 units left. the graph is shifted 4 units right. 2.what are the coordinates of the hole in the graph of the function f(x) ? f(x)=x^2+3x−28/x+7 3.which graph represents the function?

Answers: 2

Answer

Mathematics, 22.06.2019 06:00

Find the length cu. the triangles are similiar.

Answers: 1

Answer

You know the right answer?

Allegiant airlines charges a mean base fare of $89. in addition, the airline charges for making a re...

Questions

Mathematics, 05.06.2021 14:00

The diameter of a small circular rug is 36 inches use 3.14 for pie to determine the radius and the circumference

Mathematics, 05.06.2021 14:00